Cosmetic casing



FIG. 1 is a perspective view of a cosmetic casing showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is an enlarged scale top plan view;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view shown on the same scale as FIGS. 1-3; and,

FIG. 7 is a right side elevational view thereof. 

The ornamental design for a cosmetic casing, as shown and described. 